F3D project 1: Rectilinear Volumes sketch model 1 (final model)front view sketch model 1 side view sketch model 1 top view 2D sketch models analysis for model 1 sketch model 2 front view sketch model 2 side view sketch model 2 top view 2D sketch models analysis for model 2 sketch model 3 front view sketch model 3 side view sketch model 3 top view